:root {
  --bg: #0d0f14;
  --bg-2: #141821;
  --card: #181d28;
  --line: #262d3b;
  --text: #e8ebf2;
  --muted: #9aa3b5;
  --accent: #f5a524;
  --accent-2: #7c5cff;
  --radius: 14px;
  --max: 1100px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(13, 15, 20, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-block: 14px; flex-wrap: wrap;
}
.logo { font-weight: 800; font-size: 1.15rem; color: var(--text); letter-spacing: -0.02em; }
.logo span { color: var(--accent); }
.nav { display: flex; gap: 22px; flex-wrap: wrap; }
.nav a { color: var(--muted); font-size: 0.95rem; }
.nav a:hover, .nav a.active { color: var(--text); text-decoration: none; }

/* Hero */
.hero { padding: 96px 0 72px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -40% -10% auto auto;
  width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 92, 255, 0.25), transparent 65%);
  pointer-events: none;
}
.eyebrow {
  display: inline-block; font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); border: 1px solid rgba(245, 165, 36, 0.35);
  padding: 5px 12px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2.3rem, 6vw, 4rem); line-height: 1.08; margin: 0 0 20px;
  letter-spacing: -0.03em; max-width: 14ch;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { font-size: 1.2rem; color: var(--muted); max-width: 58ch; margin: 0 0 32px; }
.btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 600;
  border: 1px solid var(--line); color: var(--text); background: var(--card);
}
.btn:hover { text-decoration: none; border-color: var(--muted); }
.btn.primary { background: var(--accent); color: #1a1205; border-color: var(--accent); }
.btn.primary:hover { filter: brightness(1.08); }

/* Sections */
section { padding: 72px 0; border-top: 1px solid var(--line); }
.section-head { margin-bottom: 36px; }
.section-head h2 { font-size: clamp(1.7rem, 3.5vw, 2.3rem); margin: 0 0 8px; letter-spacing: -0.02em; }
.section-head p { color: var(--muted); margin: 0; max-width: 60ch; }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px;
}
.card h3 { margin: 12px 0 8px; font-size: 1.2rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.97rem; }
.card ul { margin: 14px 0 0; padding-left: 18px; color: var(--muted); font-size: 0.95rem; }
.icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  font-size: 1.4rem; background: var(--bg-2); border: 1px solid var(--line);
}

/* Portfolio tiles */
.work { overflow: hidden; padding: 0; }
.work .thumb {
  aspect-ratio: 16 / 10; display: grid; place-items: center;
  font-size: 2.6rem; border-bottom: 1px solid var(--line);
}
.work .thumb.v { background: linear-gradient(135deg, #2a1a45, #12324a); }
.work .thumb.a { background: linear-gradient(135deg, #4a2a12, #3a1240); }
.work .thumb.c { background: linear-gradient(135deg, #10332a, #1a2245); }
.work .body { padding: 20px 22px 24px; }
.tag {
  display: inline-block; font-size: 0.75rem; color: var(--accent); text-transform: uppercase;
  letter-spacing: 0.1em; font-weight: 600;
}

/* About */
.about { display: grid; gap: 40px; grid-template-columns: 1.2fr 1fr; align-items: start; }
.about p { color: var(--muted); }
.skills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.skills span {
  font-size: 0.85rem; padding: 6px 12px; border-radius: 999px;
  background: var(--bg-2); border: 1px solid var(--line); color: var(--text);
}
.facts { display: grid; gap: 14px; }
.facts .card { padding: 18px 22px; }
.facts strong { display: block; font-size: 1.05rem; color: var(--text); }
.facts span { color: var(--muted); font-size: 0.92rem; }

/* Blog list */
.post-card { display: flex; flex-direction: column; gap: 10px; }
.post-card h3 { margin: 0; }
.post-card h3 a { color: var(--text); }
.post-card .meta { font-size: 0.85rem; color: var(--muted); }
.post-card .more { margin-top: auto; font-weight: 600; font-size: 0.95rem; }

/* Article */
.article { max-width: 740px; margin: 0 auto; padding: 64px 20px 80px; }
.article h1 { font-size: clamp(2rem, 5vw, 2.8rem); line-height: 1.15; letter-spacing: -0.02em; margin: 12px 0 14px; }
.article .meta { color: var(--muted); font-size: 0.92rem; margin-bottom: 36px; }
.article h2 { font-size: 1.5rem; margin: 40px 0 12px; }
.article h3 { font-size: 1.18rem; margin: 28px 0 8px; }
.article p, .article li { color: #cfd5e1; }
.article ul, .article ol { padding-left: 22px; }
.article li { margin-bottom: 8px; }
.article code {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 6px;
  padding: 1px 6px; font-size: 0.9em;
}
.article pre {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px;
  padding: 16px; overflow-x: auto; font-size: 0.9rem; line-height: 1.5;
}
.article pre code { background: none; border: 0; padding: 0; }
.callout {
  border-left: 3px solid var(--accent); background: var(--card);
  padding: 14px 18px; border-radius: 0 10px 10px 0; margin: 24px 0;
}
.callout p { margin: 0; }

/* Contact */
.contact-box { text-align: center; padding: 48px 24px; }
.contact-box h2 { margin-top: 0; }
.contact-box p { color: var(--muted); max-width: 52ch; margin: 0 auto 24px; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 36px 0; color: var(--muted); font-size: 0.9rem; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--muted); }
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }

@media (max-width: 760px) {
  .about { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 48px; }
  section { padding: 56px 0; }
  .nav { gap: 14px; }
}